Bicycle crank arm



FIG. 1 is a front perspective view of a bicycle crank arm showing our new design;

FIG. 2 is a rear perspective view of the bicycle crank arm shown in FIG. 1 ;

FIG. 3 is a top view of the bicycle crank arm shown in FIG. 1 ;

FIG. 4 is a rear view of the bicycle crank arm shown in FIG. 1 ;

FIG. 5 is first side view of the bicycle crank arm shown in FIG. 1 ;

FIG. 6 is a second side view of the bicycle crank arm shown in FIG. 1 ;

FIG. 7 is a third side view of the bicycle crank arm shown in FIG. 1 ; and,

FIG. 8 is a fourth side view of the bicycle crank arm shown in FIG. 1 .

In the drawings the broken lines depict portions of the bicycle crank arm that form no part of the claimed design. 

CLAIM We claim the ornamental design for a bicycle crank arm, as shown and described. 